CN101092676A - Alloy in use for rabricating head of golf pole - Google Patents
Alloy in use for rabricating head of golf pole Download PDFInfo
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- CN101092676A CN101092676A CN 200610086829 CN200610086829A CN101092676A CN 101092676 A CN101092676 A CN 101092676A CN 200610086829 CN200610086829 CN 200610086829 CN 200610086829 A CN200610086829 A CN 200610086829A CN 101092676 A CN101092676 A CN 101092676A
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Abstract
This invention discloses an alloy for manufacturing golf club head. The alloy comprises: C less than 0.08 wt.%, Si 0.5-2 wt.%, Mn 0.5-2 wt.%, Ni 5.0-15.0 wt.%, Cr 15.0-30.0 wt.%, W 5.0-15.0 wt.%, and Fe as balance. The alloy has such advantages as high strength and high elongation rate, and can provide counterweight function for golf club head.
Description
Technical field
The present invention is about a kind of alloy that is used to make golf driver head, particularly about having the alloy that is used to make golf driver head of high strength, high rigidity and counterweight function.
Background technology
Be usually used in making the alloy of golf driver head, the Stainless Steel Alloy of selecting ASTM 304 specifications usually for use is as the casting material.Yet, because above-mentioned material is subject to the alloy property of ASTM 304 specification stainless steels itself, it can only make tensile strength that the rod head noumenon made of casting and hitting panel reach about 77ksi and the yield strength of about 37ksi at most, and its stress ability to bear is slightly inadequate.Therefore, have enough stress ability to bears and permanent plastic deformation does not take place in order to ensure hitting panel, the design of hitting panel must reach the safe thickness greater than 3.3mm (millimeter) at least in the casting processing procedure.Yet blocked up hitting panel not only can improve the overall weight of golf driver head relatively, thereby is unfavorable for adjusting the whole position of centre of gravity of golf driver head, nor is applicable to that manufacturing has the ultra-large type golf driver head than thinner wall section.Simultaneously, because the hardness of above-mentioned material only reaches HRB80 to 90, thereby can the relative wear resistance that reduces rod head noumenon.In addition, because the proportion of above-mentioned material only reaches 7.82, thereby fail to provide the weight adjustment capability of golf driver head.
Therefore, if can improve the mechanical propertiess such as tensile strength, hardness and proportion of Stainless Steel Alloy itself relatively, then can have raising stress ability to bear simultaneously, increase wear resistance and advantage such as counterweight function is provided.Based on above-mentioned factor, be necessary further to improve the above-mentioned alloy that is used to make golf driver head really.
Summary of the invention
Main purpose of the present invention provides a kind of alloy that is used to make golf driver head, and it adds specified proportion in the Stainless Steel Alloy composition tungsten composition makes the present invention have relative elevating gear character and the effect of counterweight function is provided.
Secondary objective of the present invention provides a kind of alloy that is used to make golf driver head, and it adds specified proportion in the Stainless Steel Alloy composition tungsten composition makes the present invention have relative lifting welding hot tearing susceptibility and the compatible effect of xenogenesis welding.
Another purpose of the present invention provides a kind of alloy that is used to make golf driver head, and it adds specified proportion in the Stainless Steel Alloy composition nickel and chromium composition make the present invention have the corrosion proof effect of relative lifting.
The present invention is achieved in that
A kind of alloy that is used to make golf driver head, its weight percent that comprises is: carbon below 0.08%, silicon 0.5% to 2.0%, manganese 0.5% to 2.0%, nickel 5.0% to 15.0%, chromium 15.0% to 30.0%, tungsten 5.0% to 15.0% and all the other ratios are iron.So, form the alloy that is used to make golf driver head of high strength and high elongation, the counterweight function of golf driver head can be provided simultaneously.
The invention has the advantages that:
It adds the high specific gravity composition of specified proportion in alloy ingredient, and suitably adjust the weight percent of carbon, silicon, manganese, nickel, chromium, tungsten and iron composition in the alloy ingredient, and then promote stress ability to bear and wear resistance relatively, the counterweight function of this golf driver head is provided simultaneously.
Description of drawings
Fig. 1 is metallographic section (x200 doubly) electron photomicrograph of preferred embodiment of the present invention.
Embodiment
For above-mentioned and other purpose of the present invention, feature, advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and cooperate appended graphicly, be described in detail below:
Please refer to shown in the table one, it discloses preferred embodiment of the present invention, the alloy that is used to make golf driver head adds tungsten (W) composition of specified proportion in the Stainless Steel Alloy composition, and suitably adjust the ratio of each composition in this Stainless Steel Alloy composition, for example ratio of carbon (C), silicon (Si), manganese (Mn), nickel (Ni), chromium (Cr), tungsten (W) or iron compositions such as (Fe).
So, in the preferred embodiment of the present invention, the proportion of composing (in weight percent wt%) that is used to make the alloy of golf driver head meets following condition: carbon below 0.08%, silicon 0.5% to 2.0%, manganese 0.5% to 2.0%, nickel 5.0% to 15%, chromium 15.0% to 30.0% and tungsten 5.0% to 15.0%, all the other ratios are iron.The preferable proportion of composing of the present invention is: carbon below 0.08%, silicon 0.5% to 1.5%, manganese 0.5% to 1.5%, nickel 8.0% to 12%, chromium 15.0% to 30.0% and tungsten 8.0% to 12.0%, all the other ratios are iron.Proportion is 8 to 8.5.
Table one, ASTM commonly used 304 and the present invention are used to make the synopsis of the alloy of golf driver head
| Carbon | Silicon | Manganese | Phosphorus | Sulphur | Nickel | Chromium | Tungsten | Iron | |
| ASTM304 | 0.08 | ＜2.0 | ＜2.0 | ＜0.04 | ＜0.03 | 8.0-10.5 | 18.0-20.0 | Do not have | Balance |
| The present invention | ＜0.08 | 0.5-2.0 | 0.5-2.0 | ＜0.04 | ＜0.04 | 5.0-15.0 | 15.0-30.0 | 5.0-15.0 | Balance |
Among the present invention, the manufacture method of golf driver head is similar to the Taiwan patent announcement No. 586951 " balancing weight of golf driver head (one) ", No. 586952 " balancing weight of golf driver head (two) " or No. 589215 alloy preparation methods that patent of invention disclosed such as " wrought alloy of golf club head and methods thereof ", thereby will not give unnecessary details the similar part of processing procedure and condition in detail.
The manufacture method of golf driver head of the present invention comprises the following step: pure iron, ferrosilicon, ferromanganese, ferrochrome, nickel and tungsten are added in the high-temperature smelting pot (for example high frequency furnace), to be mixed into the melting alloy.By adding the weight percent of above-mentioned raw materials with carbon, silicon, manganese, nickel, chromium and the tungsten of adjustment melting alloy, and suitably sampling and measuring and control its weight percent maintain respectively below 0.08%, 0.5% to 2.0%, 0.5% to 2.0%, 5.0% to 5.0%, 15.0% to 30.0% and 5.0% to 15.0%, and all the other ratios are iron.Above-mentioned melting alloy cast is entered in the die cavity of precision casting mold, to make the golf driver head or the hitting panel of predetermined shape.In addition, it also may be molded to a bar, so that carry out follow-up forging processing procedure.Shown in annex, the base that the present invention is used to make the prepared Stainless Steel Alloy of alloy of golf driver head mainly forms austenite phase (Austenite), and makes the metallographic that forms two second phase ferrite phases (Ferrite) in the base by the tungsten composition in addition.
Moreover the employed raw material of the above-mentioned smelting processing procedure of the present invention also can be taken from pure metal (only comprising minute quantity impurity) or its iron alloy (ferroalloy) of pure iron, each element (for example carbon, silicon, manganese, chromium, nickel and tungsten).When smelting, the present invention can suitably adjust its indivedual consumptions according to the actual element that includes of pure iron, pure metal or iron alloy, makes the alloy that makes meet above-mentioned preset ratio, is used to make the alloy of golf driver head for manufacturing.In addition, this Stainless Steel Alloy is to select according to the difference alternative of flow process and raw material to comprise partly micro-admixture, for example molybdenum, copper, phosphorus and sulphur etc.
Please refer to shown in the table two, it discloses the present invention and is used to make the alloy of golf driver head and the synopsis of the mechanical propertiess such as tensile strength, yield strength and elongation of ASTM 304 Stainless Steel Alloies of the using always (maximum stress value of tensile strength for bearing, yield strength is the stagnation point of recoverable deformation and tension set, kpa=103pa).
Table two, ASTM commonly used 304 and the present invention are used to make the mechanical properties synopsis of the alloy of golf driver head
| Tensile strength (kpa) | Yield strength (kpa) | Unit elongation (%) | Hardness | Proportion | Solidity to corrosion | |
| ASTM 304 | 77 | 37 | More than 40 | HRB 80-90 | 7.82 | Good |
| The present invention | 90-110 | 45-60 | 20-30 | HRC 10-20 | 8.3 | Good |
Please refer to shown in the table three, it discloses the comparison of the application characteristics such as hardness, being bumped into property and solidity to corrosion of alloy that the present invention is used to make golf driver head and ASTM commonly used 304 Stainless Steel Alloies.
Table three, ASTM commonly used 304 and the present invention are used to make the application characteristic synopsis of the alloy of golf driver head
| Hardness | Being bumped into property | Different material welding | Solidity to corrosion | Finished surface | Angle modulation | Susceptibility is split in welding | |
| ASTM 304 | Soft | Excellent | Difference | Good | Good | Good | High |
| The present invention | Firmly | Good | Good | Good | Good | Can | Low |
As shown in Table 1, compared to the alloy composition thing composition of ASTM 304 specification Stainless Steel Alloies commonly used, Stainless Steel Alloy of the present invention has tungsten composition (5.0% to 15.0%) and micro-admixture (molybdenum reaches copper below 1% below 1%).Contrast table one, two, three and annex one as can be known, the effect of carbon, silicon, manganese, chromium, phosphorus, sulphur, nickel, tungsten and other metal ingredient and advantage are as follows among the present invention:
(1), carbon composition ratio for example is chosen as 0.07%, 0.06%, 0.05% or 0.04% etc. below 0.08% among the present invention, so can increase hardness and tensile strength;
(2), among the present invention silicon composition ratio between 0.5% to 2.0%, for example be chosen as 0.7%, 0.9%, 1.1%, 1.4% or 1.7% etc., cast flowability in the time of so not only can increasing melting, and help in the ag(e)ing process in ferrite mutually in carbide precipitate, and then the tensile strength of foundry goods is increased between (as shown in Table 2) between the 90kpa to 110kpa, therefore help increasing relatively the stress ability to bear of hitting panel, and then reduce the thickness requirement of hitting panel relatively.Like this, hitting panel subtracts thick weight of saving with configurable other position to whole golf driver head, and then help reducing the whole position of centre of gravity of golf driver head, or when applying the present invention to rod head noumenon, because its stainless steel commonly used relatively has higher proportion, therefore can improve the moment of inertia of rod head noumenon.And then increase the batting performance of golf driver head relatively;
(3), among the present invention manganese composition ratio between 0.5% to 2.0%, for example be chosen as 0.7%, 0.9%, 1.1%, 1.4% or 1.7% etc., so can strengthen the austenite phase, increase anti-uniform corrosion and promote ductility, and then help casting golf driver head and increase the nargin that follow-up cover neck is adjusted angle, and promote the toughness of square stance;
(4), nickel composition ratio for example is chosen as 7.0%, 9.0%, 11.0% or 13.0% etc. between 5.0% to 15.0% among the present invention; And the chromium composition is between 15.0% to 30.0%, for example is chosen as 17.0%, 19.0%, 21.0%, 24.0% or 27% etc.So, can suppress the generation that ripple comes iron (Pearlite) tissue, with the rust resistance (being difficult for oxidation and rusting, pitting or evenly corrosion) that forms Stainless Steel Alloy itself;
(5), chromium composition ratio for example is chosen as 17.0%, 19.0%, 21.0%, 24.0% or 27% etc. between 15.0% to 30.0% among the present invention.So, can suppress the generation that ripple comes iron (Pearlite) tissue, the Cr element is the stable element of ferrite phase simultaneously, make to solidify and form austenite and ferrite duplex structure mutually, this ferrite exists crystal boundary to make stress corrosion cracking (StressCorrosion Crack mutually, SCC) produce pinned effect and be difficult to propagate, crackle is stopped growing.What the existence of this ferrite phase had changed the austenite phase in addition solidifies columanar structure's arrangement mode, that is be the crystal boundary that is staggered by original straight edge boundary permutations, so that bear bigger mechanical stress, can bear simultaneously different material is the weld dilution ratio of high-strength steel (as base phase marquensite system), is specially adapted to not filler welding.
(6), among the present invention tungsten composition ratio between 5.0% to 15.0%, for example be chosen as 7.0%, 9.0%, 11.0% or 13.0% etc., so when solidifying, separate out ferrite phase (Ferrite) earlier, thereby at high temperature reduce thermal expansivity relatively, to avoid the generation of thermal stresses.In addition, but this ferrite phase more impurity of solid solution or impurity, and then avoid crystal boundary to produce defective, this ferrite exists crystal boundary to have the effect of nail fixing (keying effect) mutually, and crack growth is stopped.Moreover, what the existence of this ferrite phase had changed the austenite phase solidifies columanar structure's arrangement mode, that is be the crystal boundary that is staggered by original straight edge boundary permutations, so that bear bigger mechanical stress, can bear simultaneously the weld dilution ratio of high-strength steel (as base phase marquensite system), be specially adapted to not filler welding.In addition, the tungsten composition also promotes the proportion of whole alloy composition thing relatively, so the counterweight function when making golf club head component also can be provided;
(7), among the present invention molybdenum composition ratio less than 1%, for example be chosen as 0.9%, 0.8%, 0.7%, 0.6%, 0.5% or 0.4% etc., so can strengthen and stablize ferrite phase (ferrite), to reduce the welding hot tearing susceptibility of Stainless Steel Alloy when welding, it is compatible that the hitting panel that casting is made has higher xenogenesis welding, and be applicable to the welding assembly processing procedure;
(8), the present invention may contain following trace because of processing procedure and raw material are different and oozes matter, for example, copper composition ratio is less than 1.0%, and for example 0.9%, 0.8%, 0.7%, 0.6%, 0.5% or 0.4% etc., have favorable mechanical character to keep the present invention, avoid causing the material fragmentation; Sulphur composition ratio is below 0.04%, for example is chosen as 0.03%, 0.02% or 0.01% etc.; And the phosphorus composition is below 0.04%, for example is chosen as 0.03%, 0.02% or 0.01% etc.So, sulphur and phosphorus composition are controlled in proper range,, guarantee the welding quality of Stainless Steel Alloy to avoid causing welding heat fragility (hot cracking) defective.
As mentioned above, only has relatively low tensile strength, yield strength and hardness with respect to ASTM 304 Stainless Steel Alloies commonly used, thereby reduce the stress holding capacity and the wear resistance of this golf driver head relatively, tungsten composition and selectivity that Stainless Steel Alloy composition of the present invention contains specified proportion add micro-admixture (molybdenum, copper, phosphorus and sulphur), can produce the ferrite phase whereby on the base material of austenite phase, it can promote the mechanical properties of golf driver head really relatively and the counterweight function is provided.
Claims (5)
1, a kind of alloy that is used to make golf driver head is characterized in that: it comprises by weight percentage and is: carbon below 0.08%, silicon 0.5% to 2.0%, manganese 0.5% to 2.0%, nickel 5.0% to 15.0%, chromium 15.0% to 30.0%, tungsten 5.0% to 15.0% and all the other ratios are iron.
2, according to the described alloy that is used to make golf driver head of claim 1, it is characterized in that: comprise the phosphorus of micro-admixture in this alloy in addition below 0.04%.
3, according to the described alloy that is used to make golf driver head of claim 1, it is characterized in that: comprise the sulphur of micro-admixture in this alloy in addition below 0.04%.
4, according to the described alloy that is used to make golf driver head of claim 1, it is characterized in that: comprise the molybdenum below 1.0% in this alloy in addition.
5, according to the described alloy that is used to make golf driver head of claim 1, it is characterized in that: comprise the copper below 1.0% in this alloy in addition.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200610086829 CN101092676A (en) | 2006-06-20 | 2006-06-20 | Alloy in use for rabricating head of golf pole |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200610086829 CN101092676A (en) | 2006-06-20 | 2006-06-20 | Alloy in use for rabricating head of golf pole |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586693A (en) * | 2011-01-13 | 2012-07-18 | 复盛应用科技股份有限公司 | Golf club head alloy and manufacturing method thereof |
| CN102888570A (en) * | 2012-10-08 | 2013-01-23 | 颜重乐 | Stainless steel alloy for golf ball head |
| CN103184389A (en) * | 2011-12-30 | 2013-07-03 | 复盛应用科技股份有限公司 | golf club alloy |
| CN104278187A (en) * | 2014-10-21 | 2015-01-14 | 临沂顺亿高尔夫球制品有限公司 | Golf club balancing weight and production technology thereof |
| CN107875599A (en) * | 2017-12-11 | 2018-04-06 | 李春浓 | The counterweight and its production technology of a kind of glof club head |
-
2006
- 2006-06-20 CN CN 200610086829 patent/CN101092676A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586693A (en) * | 2011-01-13 | 2012-07-18 | 复盛应用科技股份有限公司 | Golf club head alloy and manufacturing method thereof |
| CN103184389A (en) * | 2011-12-30 | 2013-07-03 | 复盛应用科技股份有限公司 | golf club alloy |
| CN103184389B (en) * | 2011-12-30 | 2016-04-06 | 复盛应用科技股份有限公司 | Golf club alloy |
| CN102888570A (en) * | 2012-10-08 | 2013-01-23 | 颜重乐 | Stainless steel alloy for golf ball head |
| CN104278187A (en) * | 2014-10-21 | 2015-01-14 | 临沂顺亿高尔夫球制品有限公司 | Golf club balancing weight and production technology thereof |
| CN107875599A (en) * | 2017-12-11 | 2018-04-06 | 李春浓 | The counterweight and its production technology of a kind of glof club head |
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